X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=aa55d436951e97c373ed073683fd7a418473e8e2;hb=35578b063e6899fad72f479d9004a54a66dd851a;hp=b441e50408efb3d48ed2458d6e2e6d82f79ac316;hpb=f92f1f0c20ca6ec520d43702ec5f51ca245d7ec9;p=libserialport.git diff --git a/configure.ac b/configure.ac index b441e50..aa55d43 100644 --- a/configure.ac +++ b/configure.ac @@ -24,26 +24,26 @@ AC_PREREQ([2.63]) # libserialport package version number (NOT the same as shared lib version!). m4_define([sp_package_version_major], [0]) m4_define([sp_package_version_minor], [1]) -m4_define([sp_package_version], [sp_package_version_major.sp_package_version_minor]) +m4_define([sp_package_version_micro], [1]) +m4_define([sp_package_version], [sp_package_version_major.sp_package_version_minor.sp_package_version_micro]) AC_INIT([libserialport], [sp_package_version], [martin-libserialport@earth.li], - [libserialport], [http://github.com/martinling/libserialport]) + [libserialport], [http://sigrok.org/wiki/Libserialport]) +AC_CONFIG_HEADERS([config.h]) AC_CONFIG_MACRO_DIR([autostuff]) AC_CONFIG_AUX_DIR([autostuff]) -AC_CANONICAL_TARGET +AH_TOP([#ifndef SP_CONFIG_H +#define SP_CONFIG_H]) +AH_BOTTOM([#endif]) # We require at least automake 1.11 (needed for 'silent rules'). -AM_INIT_AUTOMAKE([1.11 -Wall -Werror]) +AM_INIT_AUTOMAKE([1.11 -Wall -Werror check-news]) m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) -AH_TOP([#ifndef SP_CONFIG_H -#define SP_CONFIG_H /* To stop multiple inclusions. */]) -AH_BOTTOM([#endif /* SP_CONFIG_H */]) - -# Enable more compiler warnings via -Wall and -Wextra. -CFLAGS="$CFLAGS -Wall -Wextra" +# Enable more compiler warnings. +CFLAGS="$CFLAGS -std=c99 -Wall -Wextra -pedantic -Wmissing-prototypes -Wshadow" # Checks for programs. AC_PROG_CC @@ -51,9 +51,6 @@ AC_PROG_CPP AC_PROG_INSTALL AC_PROG_LN_S -# Required for per-target flags or subdir-objects with C sources. -AM_PROG_CC_C_O - # Initialize libtool. LT_INIT @@ -76,51 +73,134 @@ AC_SUBST(SP_LIB_VERSION_AGE) AC_SUBST(SP_LIB_VERSION) AC_SUBST(SP_LIB_LDFLAGS) -# Checks for header files. -# These are already checked: inttypes.h dlfcn.h memory.h stdint.h stdlib.h -# string.h strings.h sys/types.h sys/stat.h unistd.h -AC_CHECK_HEADERS([errno.h fcntl.h stddef.h sys/ioctl.h termios.h]) +# Checks for libraries. -case $target_os in +# This variable collects the pkg-config names of all detected libs. +# It is then used to construct the "Requires.private:" field in the +# libserialport.pc file. +SP_PKGLIBS="" +SP_LIBS="" + +case $host_os in *linux*) - # On Linux libudev is currently a hard requirement. - PKG_CHECK_MODULES([libudev], [libudev >= 0], - [CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS"], - [AC_MSG_ERROR([libudev.h not found])]) + AM_CONDITIONAL([LINUX], true) + AM_CONDITIONAL([WIN32], false) + AM_CONDITIONAL([MACOSX], false) + AM_CONDITIONAL([FREEBSD], false) ;; *darwin*) + AM_CONDITIONAL([LINUX], false) + AM_CONDITIONAL([WIN32], false) + AM_CONDITIONAL([MACOSX], true) + AM_CONDITIONAL([FREEBSD], false) LDFLAGS="$LDFLAGS -Wl,-framework -Wl,IOKit -Wl,-framework -Wl,CoreFoundation" AC_CHECK_HEADER(IOKit/IOKitLib.h, [], [AC_MSG_ERROR([IOKit/IOKitLib.h not found])]) ;; +mingw* | cygwin*) + AM_CONDITIONAL([LINUX], false) + AM_CONDITIONAL([WIN32], true) + AM_CONDITIONAL([MACOSX], false) + AM_CONDITIONAL([FREEBSD], false) + SP_LIBS="-lsetupapi" + ;; +*freebsd*) + AM_CONDITIONAL([LINUX], false) + AM_CONDITIONAL([WIN32], false) + AM_CONDITIONAL([MACOSX], false) + AM_CONDITIONAL([FREEBSD], true) + ;; +*) + AM_CONDITIONAL([LINUX], false) + AM_CONDITIONAL([WIN32], false) + AM_CONDITIONAL([MACOSX], false) + AM_CONDITIONAL([FREEBSD], false) + AC_DEFINE(NO_ENUMERATION,,[Enumeration is unsupported]) + AC_DEFINE(NO_PORT_METADATA,,[Port metadata is unavailable]) esac -# Checks for typedefs, structures, and compiler characteristics. -AC_C_INLINE +AC_SUBST(SP_PKGLIBS) +AC_SUBST(SP_LIBS) + +# Define size_t if not defined as standard. AC_TYPE_SIZE_T -AC_TYPE_SSIZE_T -# Checks for library functions. -AC_CHECK_FUNCS([strerror]) +# Check for specific termios structures. +AC_CHECK_TYPE([struct termios2], + [AC_DEFINE(HAVE_TERMIOS2, 1, + [struct termios2 is available.])], + [], [[#include ]]) +AC_CHECK_TYPE([struct termiox], + [AC_DEFINE(HAVE_TERMIOX, 1, + [struct termiox is available.])], + [], [[#include ]]) +AC_CHECK_MEMBERS([struct termios.c_ispeed, struct termios.c_ospeed], + [AC_DEFINE(HAVE_TERMIOS_SPEED, 1, + [struct termios has c_ispeed/c_ospeed.])], + [], [[#include ]]) +AC_CHECK_MEMBERS([struct termios2.c_ispeed, struct termios2.c_ospeed], + [AC_DEFINE(HAVE_TERMIOS2_SPEED, 1, + [struct termios2 has c_ispeed/c_ospeed.])], + [], [[#include ]]) + +# Check for the BOTHER definition, needed for setting arbitrary baud rates. +# We can't just #ifdef BOTHER in the code, because of the separation between +# code using libc headers and code using kernel termios.h headers. +AC_MSG_CHECKING(for BOTHER) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include +]], +[[ +#ifndef BOTHER +#error BOTHER is not defined +#endif +]])], +[AC_DEFINE(HAVE_BOTHER, 1, [BOTHER macro is available]) +AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) + +# Check for serial_struct. +AC_CHECK_TYPE([struct serial_struct], + [AC_DEFINE(HAVE_SERIAL_STRUCT, 1, + [struct serial is available.])], + [], [[#include ]]) + +saved="$CFLAGS"; CFLAGS="$CFLAGS -Werror" +AC_DEFINE(SP_API,,[Macro preceding public API functions]) +AC_DEFINE(SP_PRIV,,[Macro preceding private functions]) +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ + __attribute__((visibility("hidden"))) void foo(void) { } + ]])], + [AC_DEFINE(SP_API, __attribute__((visibility("default"))))] + [AC_DEFINE(SP_PRIV, __attribute__((visibility("hidden"))))], +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ + __declspec(dllexport) void foo(void) { } + ]])], + [AC_DEFINE(SP_API, __declspec(dllexport))] + [AC_DEFINE(SP_PRIV,)], + [AC_DEFINE(SP_API,)] + [AC_DEFINE(SP_PRIV,)])) +CFLAGS="$saved" AC_SUBST(MAKEFLAGS, '--no-print-directory') AC_SUBST(AM_LIBTOOLFLAGS, '--silent') SP_PACKAGE_VERSION_MAJOR=sp_package_version_major SP_PACKAGE_VERSION_MINOR=sp_package_version_minor +SP_PACKAGE_VERSION_MICRO=sp_package_version_micro SP_PACKAGE_VERSION=sp_package_version AC_SUBST(SP_PACKAGE_VERSION_MAJOR) AC_SUBST(SP_PACKAGE_VERSION_MINOR) +AC_SUBST(SP_PACKAGE_VERSION_MICRO) AC_SUBST(SP_PACKAGE_VERSION) -AC_CONFIG_FILES([Makefile libserialport.pc]) +AC_CONFIG_FILES([Makefile libserialport.h libserialport.pc]) AC_OUTPUT echo echo "libserialport configuration summary:" echo -echo " - Package version (major.minor): $SP_PACKAGE_VERSION" +echo " - Package version (major.minor.micro): $SP_PACKAGE_VERSION" echo " - Library version (current:revision:age): $SP_LIB_VERSION" echo " - Prefix: $prefix" echo " - Building on: $build"